R3102-R3103-HP 6600/HSR6600 Routers High Availability Configuration Guide

142
VRRP packets are encapsulated in IP packets, with the protocol number being 112. Figure 34 shows
the IPv4 VRRPv2 packet format, Figure 35 shows the IPv4 VRRPv2 packet format, and Figure 36
shows the VRRPv3 packet format.
Figure 34 IPv4 VRRPv2 packet format
Figure 35 IPv6 VRRPv2 packet format
...
Version Type Virtual Rtr ID Priority Count IP Addrs
Auth Type Adver Int Checksum
IP address 1
IP address n
Authentication data 1
Authentication data 2
0 7 15 23 313
...
Version Type Virtual Rtr ID Priority Count IPv6 Addrs
Auth Type Adver Int Checksum
IPv6 address 1
Authentication data 1
Authentication data 2
IPv6 address n
0 7 15 23 313